diff --git a/thunderbird.spec b/thunderbird.spec
index fc35f1e..2f690c0 100644
--- a/thunderbird.spec
+++ b/thunderbird.spec
@@ -9,7 +9,7 @@
 #%define        source_dir                  comm-esr%(echo %version | cut -d. -f1)
 
 Name:          thunderbird
-Version:       78.10.2
+Version:       78.11.0
 Release:       1mamba
 Summary:       Mozilla Thunderbird email, RSS, and newsgroup client
 Group:         Graphical Desktop/Applications/Internet
@@ -205,7 +205,7 @@ This package contains the %{2} language support files for Thunderbird.\
 %global __requires_exclude ^(libxul\\.so.*|libldap.*\\.so.*|libldif.*\\.so.*|libmoz.*\\.so.*|libprldap.*\\.so.*)$
 
 %patch14 -p1
-%patch15 -p1
+#%patch15 -p1
 
 rm -f .mozconfig
 cat << EOF > .mozconfig
@@ -443,6 +443,9 @@ fi
 %{tbdir}/removed-files
 
 %changelog
+* Sun Jun 06 2021 Automatic Build System <autodist@mambasoft.it> 78.11.0-1mamba
+- automatic version update by autodist
+
 * Tue May 18 2021 Automatic Build System <autodist@mambasoft.it> 78.10.2-1mamba
 - automatic version update by autodist